A teacher was having trouble teaching arithmetic to one little boy. So she said, "If you reached in your right pocket and found a nickel, and you reached in your...
1960's arithmetic test: A logger cuts and sells a truckload of lumber for $100. His cost of production is four fifths of that amount. What is his profit? 1970's new-math...
Why was six scared of seven? Because seven ate nine.
Q: What did one arithmetic book say to the other? A: I have a lot of problems.